URGENT PLEASE SOLVE EVERY QUESTION AS IT BELONG TO A WORKSHEET HELPING ME STUDY FOR MY EXAm thank you. PLEASE DO EVERY QUESTION

Q4 25 Points Find the following derivatives and leave the final answers in the exponential forms. Q4.1 12.5 Points k(x) = cosh (x) - sinh(x) Please select file(s) Select file(s) Save Answer Q4.2 12.5 Points 1 + tanh(x) 1(z ) = 1 - tanh(x) Please select file(s) Select file(s) Save AnswerQ2 1 Point Use I'Hopital's rule to calculate the limit: lim (2x - 1)* In(1 - 2x) . x-+0.5 Please select file(s) Select file(s) Save AnswerQ3 25 Points Find and simplify the derivative of the following functions. Q3.1 12.5 Points f(x) = sinh (tan(x)) Please select file(s) Select file(s) Save Answer Q3.2 12.5 Points g(x) = sech (e z) Please select file(s) Select file(s) Save